Miss. Code Ann. § 51-8-57: Miss. Code Ann. § 51-8-57

When any district is created within three (3) miles of the corporate boundaries of any existing municipality, the municipality is empowered to require such district to construct and maintain all facilities, whether purchased or constructed, to standards commensurate with those of the adjoining municipality; provided, however, the governing authorities of the municipalities may specifically waive compliance with any or all of such requirements.